Re: enabling PCI_*_FIXUP in GENERIC

[Joerg Sonnenberger <joerg%britannica.bec.de@localhost>]

On Tue, Jun 10, 2008 at 08:45:19AM -0400, Steven M. Bellovin wrote:
> On Tue, 10 Jun 2008 13:56:42 +0200
> Joerg Sonnenberger <joerg%britannica.bec.de@localhost> wrote:
> 
> > On Mon, Jun 09, 2008 at 03:20:41PM -0500, David Young wrote:
> > > Why aren't PCI_*_FIXUP enabled in GENERIC?  They are essential to
> > > make the PCI-CardBus bridge work on many laptops.  Is there a known
> > > downside to enabling them?
> > 
> > Most of them should not be needed with ACPI at all. So can you be more
> > precise what is needed?
> > 
> I was told that I needed to use PCI_ADDR_FIXUP and PCI_BUS_FIXUP to
> properly initialize some registers on amd64; without that -- or at
> least without other, special code -- I can't get at my Cardbus slot.

PCI_BUS_FIXUP I wouldn't be surprised of. The former shouldn't be
needed. Can you make sure?

Joerg